to be president of the united states of america. at a time when people are craving authenticity, i think joe biden delivered for the president. i think he activated the democratic base. and i think you'll see it in this week's numbers. >> governor, what do you think we learned about paul ryan? >> well, let me first say joe biden is authentic. and last week he said two important things to every voter. one, that the middle class has been buried during the last four years. of course, he's been in charge the last four years. number two, that absolutely obama and biden are going to raise your taxes about $2 trillion over the next four years. so what i would say is what we learned about paul ryan is he is thoughtful, he understands the budget better than anybody else, and that the top issue facing the country isn't bain capital, isn't mitt romney's tax returns, it isn't big bird, it's how to get the greatest country on earth out of debt and back to work. and when you look at 23 million americans unemployed, $16 trillion in debt, doubling gas prices, no coherent energy strategy, it's clear to me that the